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mcpctl/src/cli/tests/api-client.test.ts

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import { describe, it, expect, beforeAll, afterAll } from 'vitest';
import http from 'node:http';
import { ApiClient, ApiError } from '../src/api-client.js';
let server: http.Server;
let port: number;
beforeAll(async () => {
server = http.createServer((req, res) => {
if (req.url === '/api/v1/servers' && req.method === 'GET') {
res.writeHead(200, { 'Content-Type': 'application/json' });
res.end(JSON.stringify([{ id: 'srv-1', name: 'slack' }]));
} else if (req.url === '/api/v1/servers/srv-1' && req.method === 'GET') {
res.writeHead(200, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ id: 'srv-1', name: 'slack', transport: 'STDIO' }));
} else if (req.url === '/api/v1/servers' && req.method === 'POST') {
const chunks: Buffer[] = [];
req.on('data', (c: Buffer) => chunks.push(c));
req.on('end', () => {
const body = JSON.parse(Buffer.concat(chunks).toString());
res.writeHead(201, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ id: 'srv-new', ...body }));
});
} else if (req.url === '/api/v1/missing' && req.method === 'GET') {
res.writeHead(404, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ error: 'Not found' }));
} else {
res.writeHead(404);
res.end();
}
});
await new Promise<void>((resolve) => {
server.listen(0, () => {
const addr = server.address();
if (addr && typeof addr === 'object') {
port = addr.port;
}
resolve();
});
});
});
afterAll(() => {
server.close();
});
describe('ApiClient', () => {
it('performs GET request for list', async () => {
const client = new ApiClient({ baseUrl: `http://localhost:${port}` });
const result = await client.get<Array<{ id: string; name: string }>>('/api/v1/servers');
expect(result).toEqual([{ id: 'srv-1', name: 'slack' }]);
});
it('performs GET request for single item', async () => {
const client = new ApiClient({ baseUrl: `http://localhost:${port}` });
const result = await client.get<{ id: string; name: string }>('/api/v1/servers/srv-1');
expect(result.name).toBe('slack');
});
it('performs POST request', async () => {
const client = new ApiClient({ baseUrl: `http://localhost:${port}` });
const result = await client.post<{ id: string; name: string }>('/api/v1/servers', { name: 'github' });
expect(result.id).toBe('srv-new');
expect(result.name).toBe('github');
});
it('throws ApiError on 404', async () => {
const client = new ApiClient({ baseUrl: `http://localhost:${port}` });
await expect(client.get('/api/v1/missing')).rejects.toThrow(ApiError);
});
it('throws on connection error', async () => {
const client = new ApiClient({ baseUrl: 'http://localhost:1' });
await expect(client.get('/anything')).rejects.toThrow();
});
});